diff --git a/phpBB/phpbb/db/tools.php b/phpBB/phpbb/db/tools.php
index f523b39fb3..775deccc30 100644
--- a/phpBB/phpbb/db/tools.php
+++ b/phpBB/phpbb/db/tools.php
@@ -1574,7 +1574,15 @@ class tools
 				}
 				else
 				{
-					$default_val = "'" . $column_data[1] . "'";
+					// Integers need to have 0 instead of empty string as default
+					if (strpos($column_type, 'INT') === 0)
+					{
+						$default_val = '0';
+					}
+					else
+					{
+						$default_val = "'" . $column_data[1] . "'";
+					}
 					$return_array['null'] = 'NULL';
 					$sql .= 'NULL ';
 				}
diff --git a/tests/dbal/db_tools_test.php b/tests/dbal/db_tools_test.php
index 51f9daacfb..5832b966d8 100644
--- a/tests/dbal/db_tools_test.php
+++ b/tests/dbal/db_tools_test.php
@@ -415,4 +415,11 @@ class phpbb_dbal_db_tools_test extends phpbb_database_test_case
 		$this->tools->sql_create_unique_index('prefix_table_name', 'i_uniq_ts_id', array('c_timestamp', 'c_id'));
 		$this->assertTrue($this->tools->sql_unique_index_exists('prefix_table_name', 'i_uniq_ts_id'));
 	}
+
+	public function test_create_int_default_null()
+	{
+		$this->assertFalse($this->tools->sql_column_exists('prefix_table_name', 'c_bug_13282'));
+		$this->assertTrue($this->tools->sql_column_add('prefix_table_name', 'c_bug_13282', array('TINT:2')));
+		$this->assertTrue($this->tools->sql_column_exists('prefix_table_name', 'c_bug_13282'));
+	}
 }
diff --git a/tests/functional/acp_profile_field_test.php b/tests/functional/acp_profile_field_test.php
new file mode 100644
index 0000000000..88df782faa
--- /dev/null
+++ b/tests/functional/acp_profile_field_test.php
@@ -0,0 +1,71 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+/**
+* @group functional
+*/
+class phpbb_functional_acp_profile_field_test extends phpbb_functional_test_case
+{
+	public function setUp()
+	{
+		parent::setUp();
+
+		$this->login();
+		$this->admin_login();
+		$this->add_lang('acp/profile');
+	}
+
+	public function data_add_profile_field()
+	{
+		return array(
+			array('bool', 'profilefields.type.bool',
+				array(
+					'lang_options[0]'	=> 'foo',
+					'lang_options[1]'	=> 'bar',
+				),
+				array(),
+			),
+			array('dropdown', 'profilefields.type.dropdown',
+				array(
+					'lang_options'	=> "foo\nbar\nbar\nfoo",
+				),
+				array(),
+			),
+		);
+	}
+
+	/**
+	 * @dataProvider data_add_profile_field
+	 */
+	public function test_add_profile_field($name, $type, $page1_settings, $page2_settings)
+	{
+		// Custom profile fields page
+		$crawler = self::request('GET', 'adm/index.php?i=acp_profile&mode=profile&sid=' . $this->sid);
+		// these language strings are html
+		$form = $crawler->selectButton('Create new field')->form(array(
+			'field_ident'	=> $name,
+			'field_type'	=> $type,
+		));
+		$crawler = self::submit($form);
+
+		// Fill form for profile field options
+		$form = $crawler->selectButton('Profile type specific options')->form($page1_settings);
+		$crawler = self::submit($form);
+
+		// Fill form for profile field specific options
+		$form = $crawler->selectButton('Save')->form($page2_settings);
+		$crawler= self::submit($form);
+
+		$this->assertContainsLang('ADDED_PROFILE_FIELD', $crawler->text());
+	}
+}